derek.holloway
7502bf64a4
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108 lines
5.6 KiB
LLVM
108 lines
5.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes=infer-address-spaces %s | FileCheck %s
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; Test that pure GetElementPtr instructions not directly connected to
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; a memory operation are inferred.
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@lds = internal unnamed_addr addrspace(3) global [648 x double] poison, align 8
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define void @simplified_constexpr_gep_addrspacecast(i64 %idx0, i64 %idx1) {
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; CHECK-LABEL: @simplified_constexpr_gep_addrspacecast(
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; CHECK-NEXT: [[GEP0:%.*]] = getelementptr inbounds double, ptr addrspace(3) getelementptr inbounds ([648 x double], ptr addrspace(3) @lds, i64 0, i64 384), i64 [[IDX0:%.*]]
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; CHECK-NEXT: store double 1.000000e+00, ptr addrspace(3) [[GEP0]], align 8
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; CHECK-NEXT: ret void
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;
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%gep0 = getelementptr inbounds double, ptr addrspacecast (ptr addrspace(3) getelementptr inbounds ([648 x double], ptr addrspace(3) @lds, i64 0, i64 384) to ptr), i64 %idx0
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%asc = addrspacecast ptr %gep0 to ptr addrspace(3)
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store double 1.000000e+00, ptr addrspace(3) %asc, align 8
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ret void
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}
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define void @constexpr_gep_addrspacecast(i64 %idx0, i64 %idx1) {
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; CHECK-LABEL: @constexpr_gep_addrspacecast(
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; CHECK-NEXT: [[GEP0:%.*]] = getelementptr inbounds double, ptr addrspace(3) getelementptr ([648 x double], ptr addrspace(3) @lds, i64 0, i64 384), i64 [[IDX0:%.*]]
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; CHECK-NEXT: store double 1.000000e+00, ptr addrspace(3) [[GEP0]], align 8
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; CHECK-NEXT: ret void
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;
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%gep0 = getelementptr inbounds double, ptr getelementptr ([648 x double], ptr addrspacecast (ptr addrspace(3) @lds to ptr), i64 0, i64 384), i64 %idx0
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%asc = addrspacecast ptr %gep0 to ptr addrspace(3)
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store double 1.0, ptr addrspace(3) %asc, align 8
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ret void
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}
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define void @constexpr_gep_gep_addrspacecast(i64 %idx0, i64 %idx1) {
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; CHECK-LABEL: @constexpr_gep_gep_addrspacecast(
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; CHECK-NEXT: [[GEP0:%.*]] = getelementptr inbounds double, ptr addrspace(3) getelementptr ([648 x double], ptr addrspace(3) @lds, i64 0, i64 384), i64 [[IDX0:%.*]]
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; CHECK-NEXT: [[GEP1:%.*]] = getelementptr inbounds double, ptr addrspace(3) [[GEP0]], i64 [[IDX1:%.*]]
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; CHECK-NEXT: store double 1.000000e+00, ptr addrspace(3) [[GEP1]], align 8
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; CHECK-NEXT: ret void
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;
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%gep0 = getelementptr inbounds double, ptr getelementptr ([648 x double], ptr addrspacecast (ptr addrspace(3) @lds to ptr), i64 0, i64 384), i64 %idx0
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%gep1 = getelementptr inbounds double, ptr %gep0, i64 %idx1
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%asc = addrspacecast ptr %gep1 to ptr addrspace(3)
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store double 1.0, ptr addrspace(3) %asc, align 8
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ret void
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}
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; Don't crash
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define amdgpu_kernel void @vector_gep(<4 x ptr addrspace(3)> %array) nounwind {
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; CHECK-LABEL: @vector_gep(
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; CHECK-NEXT: [[CAST:%.*]] = addrspacecast <4 x ptr addrspace(3)> [[ARRAY:%.*]] to <4 x ptr>
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; CHECK-NEXT: [[P:%.*]] = getelementptr [1024 x i32], <4 x ptr> [[CAST]], <4 x i16> zeroinitializer, <4 x i16> splat (i16 16)
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; CHECK-NEXT: [[P0:%.*]] = extractelement <4 x ptr> [[P]], i32 0
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; CHECK-NEXT: [[P1:%.*]] = extractelement <4 x ptr> [[P]], i32 1
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; CHECK-NEXT: [[P2:%.*]] = extractelement <4 x ptr> [[P]], i32 2
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; CHECK-NEXT: [[P3:%.*]] = extractelement <4 x ptr> [[P]], i32 3
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; CHECK-NEXT: store i32 99, ptr [[P0]], align 4
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; CHECK-NEXT: store i32 99, ptr [[P1]], align 4
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; CHECK-NEXT: store i32 99, ptr [[P2]], align 4
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; CHECK-NEXT: store i32 99, ptr [[P3]], align 4
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; CHECK-NEXT: ret void
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;
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%cast = addrspacecast <4 x ptr addrspace(3)> %array to <4 x ptr>
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%p = getelementptr [1024 x i32], <4 x ptr> %cast, <4 x i16> zeroinitializer, <4 x i16> <i16 16, i16 16, i16 16, i16 16>
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%p0 = extractelement <4 x ptr> %p, i32 0
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%p1 = extractelement <4 x ptr> %p, i32 1
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%p2 = extractelement <4 x ptr> %p, i32 2
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%p3 = extractelement <4 x ptr> %p, i32 3
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store i32 99, ptr %p0
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store i32 99, ptr %p1
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store i32 99, ptr %p2
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store i32 99, ptr %p3
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ret void
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}
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define void @repeated_constexpr_gep_addrspacecast(i64 %idx0, i64 %idx1) {
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; CHECK-LABEL: @repeated_constexpr_gep_addrspacecast(
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; CHECK-NEXT: [[GEP0:%.*]] = getelementptr inbounds double, ptr addrspace(3) getelementptr ([648 x double], ptr addrspace(3) @lds, i64 0, i64 384), i64 [[IDX0:%.*]]
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; CHECK-NEXT: store double 1.000000e+00, ptr addrspace(3) [[GEP0]], align 8
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; CHECK-NEXT: [[GEP1:%.*]] = getelementptr inbounds double, ptr addrspace(3) getelementptr ([648 x double], ptr addrspace(3) @lds, i64 0, i64 384), i64 [[IDX1:%.*]]
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; CHECK-NEXT: store double 1.000000e+00, ptr addrspace(3) [[GEP1]], align 8
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; CHECK-NEXT: ret void
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;
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%gep0 = getelementptr inbounds double, ptr getelementptr ([648 x double], ptr addrspacecast (ptr addrspace(3) @lds to ptr), i64 0, i64 384), i64 %idx0
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%asc0 = addrspacecast ptr %gep0 to ptr addrspace(3)
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store double 1.0, ptr addrspace(3) %asc0, align 8
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%gep1 = getelementptr inbounds double, ptr getelementptr ([648 x double], ptr addrspacecast (ptr addrspace(3) @lds to ptr), i64 0, i64 384), i64 %idx1
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%asc1 = addrspacecast ptr %gep1 to ptr addrspace(3)
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store double 1.0, ptr addrspace(3) %asc1, align 8
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ret void
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}
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define void @unorder_constexpr_gep_bitcast() {
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; CHECK-LABEL: @unorder_constexpr_gep_bitcast(
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; CHECK-NEXT: [[X0:%.*]] = load i32, ptr addrspace(3) @lds, align 4
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; CHECK-NEXT: [[X1:%.*]] = load i32, ptr addrspace(3) getelementptr (i32, ptr addrspace(3) @lds, i32 1), align 4
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; CHECK-NEXT: call void @use(i32 [[X0]], i32 [[X1]])
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; CHECK-NEXT: ret void
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;
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%x0 = load i32, ptr addrspacecast (ptr addrspace(3) @lds to ptr), align 4
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%x1 = load i32, ptr getelementptr (i32, ptr addrspacecast (ptr addrspace(3) @lds to ptr), i32 1), align 4
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call void @use(i32 %x0, i32 %x1)
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ret void
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}
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declare void @use(i32, i32)
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